MATERIAL SAFETY DATA SHEET
Metalaxyl 25% WP
1.
IDENTIFICATION OF CHEMICAL PRODUCT AND COMPANY
PRODUCT NAME: Metalaxyl 25% WP
SYNONYMS: None
CHEMICAL NAME: Methyl N-(2,6-dimethylphenyl)-N-(methoxyacetyl)-DL-aalaninate
CHEMICAL FORMULA: C15H21NO4
MOLECULAR WEIGHT: 279.34
MANUFACTURER & ADDRESS:
China
2.
COMPOSITION/INFORMATION ON INGREDIENT
TYPE OF PRODUCT AND USE: Fungicide
COMPOSITION: Metalaxyl – 25.0%, Inerts – 75.0%
CAS RN: [57837-19-1]
3.
HAZARD IDENTIFICATION
Risk advice to man and the environment
Dangers for the environment: toxic to fish and bees
4.
FIRST AID MEASURES
Skin: wash thoroughly with soap and water.
Eyes: flush with plenty of water for at least 15 minutes. See medical attention if irritation
develops or persists.
Inhalation: move to fresh air.
Ingestion: if oral contamination, drink 1-2 glasses of water and milk. Call physician/poison
control center immediately.
5.
FIRE FIGHTING MEASURES
Extinguishing media:
To be used: dry chemical, foam, carbon dioxide.
Measures of personal protection: safety glasses or goggles, rubber gloves, shoes plus socks,
long-sleeved shirt, and long pants.
Environmental cautions
EX: prevent the contamination of the floor and of beds of water.
6.
ACCIDENTAL RELEASE MEASURES
Personal cautions: safety glasses or goggles, rubber gloves, shoes plus socks, long-sleeved shirt,
and long pants.
Cleaning methods
EX: pick up for sweeping or asplation avoiding the powder formation. Transfer to a properly
labeled deposit that will be closed and sealed until the recovery of climination of the product.
7.
HANDLING AND STORAGE
Handling: do not apply to humans, their clothing, or beding. Do not contaminate food or use on
household tanks.
Storage: Technical protective measures: store in original container only in cool, dry, wellventilated, secure area at minimum storage temperatures and out of reach of children and animals.
Fire and explosion protection: the area must be far from fire and flammable materials
Enviromental cautions
EX: prevent the contamination of the floor and of beds of water.
8.
EXPOSURE CONTROLS/PERSONAL PROTECTION
Personal protective equipment
Respiratory protection: approved respirator
Protective gloves: rubber gloves
Eye protection: goggles
Industrial hygiene: appropriate protective clothing.
9.
PHYSICAL AND CHEMICAL PROPERTIES
Appearance：White powder
pH：5.0-8.0
Suspensibility: ≥90.0
Melting point: 63.5-72.3℃
Boiling point: 295.9℃
10. STABILITY AND REACTIVITY
Conditions to avoid: fire, feed, food and beds of water
Products to avoid: strong oxidizing agents, alkalis and acids.
Thermal decomposition: not applicable
Hazardous decomposition products: oxides of carbon and nitrogen and other toxic nitrogen
compounds on combustion.
11.
TOXICOLOGICAL INFORMATION
Acute Oral Toxicity LD50 (female rat) 1750 mg/kg
Acute Dermal Toxicity LD50 (rabbit) >5000 mg/kg
Acute Inhalation Toxicity LC50 (rabbit, 4-hr) : >2.02 mg/l(low toxicity)
Eye Irritation (Rabbit): Mildly irritating
Skin Irritation (Rabbit): Non-irritating
Sensitization: Not a dermal sensitizer (guinea pig)
Carcinogenicity: Metalaxyl was found not to be carcinogenic in studies with rats and mice.
Reproductive toxicity: Metalaxyl is not developmentally toxic, and does not affect reproductive
performance in rats.
Teratogenicity: Metalaxyl was not teratogenic in a study with rats.
12.
ECOLOGICAL INFORMATION
Ecological Information
96-hour LC50 Bluegill: 139mg/L
96-hour LC50 Rainbow Trout: 132mg/L
48-hour EC50 Daphnia: 29mg/L
13.
DISPOSAL CONSIDERATIONS
Wastes resulting from the use of this product that cannot be used or chemically reprocessed should
be disposed of in a landfill approved for pesticide disposal or in accordance with applicable
Federal, states, or local procedures.
Dispose of empty container in a sanitary landfill, or by incineration, or, if allowed by state and
local authorities, by burning. If burned, stay out of smoke. This product should not be dumped,
spilled, rinsed or washed into sewers or public waterways.
14.
TRANSPORT INFORMATION
UN-Number: 2588
Label class: 9
Packing group: III
15.
REGULATORY INFORMATION
No Data
16.
OTHER INFORMATION
STATEMENT NOTICE
The information and recommendations contained herein is believed to be reliable and are presented
in good faith by the supplier. The information is supplied upon the condition that users and handlers
of the product will make their own determination as to its suitability for their purpose prior to use. In
no event will the supplier be responsible for damages of any nature concerning the handling and use
of this product. Handlers and users of the product assume all risks and liabilities arising from its
handling, use or application.